U.S. officials say building a $57 million concrete dam and fish bypass channel along Montana's Yellowstone River offers the cheapest way to help an endangered species that dates to the time of dinosaurs.The U.S Army Corps and Interior Department are proposing the irrigation dam on the lower Yel…

The Flower Creek Dam in Libby is leaking. It was set for repairs this year, however, Libby Mayor Doug Roll says that a recent delay by the U.S. Fish and Wildlife Service is putting his city at risk."Well, the fact is that any kind of seismic event would probably cause collapse," sa…